The 'Boring Billion' – a period in Earth's history between 1.8 billion and 850 million years ago – wasn't so boring after all, scientists reveal. In fact, the billion-year period paved the way for ...

Relative plate motions and plate boundary geometries are from Cao et al. (2024), with plate motions placed in a mantle reference frame. Continents are light grey, with continental margins shown in ...